﻿<BDropDown>
    <Trigger>
        <BButton Icon="el-icon-arrow-down el-icon--right">下拉</BButton>
    </Trigger>
    <Items>
        <BDropDownItem>选项1</BDropDownItem>
        <BDropDownItem>选项2</BDropDownItem>
        <BDropDownItem>选项3</BDropDownItem>
    </Items>
</BDropDown>